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Finding the Fourth Proportional to 103,652.65, 155,481.41 and 37,097.38

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Solution

The fourth proportional to 103,652.65, 155,481.41 and 37,097.38 is: 55,646.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,652.65 : 155,481.41 = 37,097.38 : x
  2. Step 2: Convert to fraction form
    103,652.65/155,481.41 = 37,097.38/x
  3. Step 3: Cross multiply
    103,652.65x = 155,481.41 × 37,097.38
  4. Step 4: Simplify right side
    103,652.65x = 5,767,952,949.71
  5. Step 5: Solve for x
    x = 5,767,952,949.71/103,652.65
  6. Step 6: Final answer
    x = 55,646.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.